package yz.com.javautil.utilpackage;

/**
 * @author Administrator
 */
public class Test {
    public static void main(String[] args) {
        test1();
    }

    private static void test1() {
        test2();
    }

    private static void test2() {
        int i = test3();
        System.out.println(i);
    }

    private static int test3() {
        return 3;
    }
}
